The Terminal,stud, cataloged under National Stock Number 5940-01-012-0743, is classified within Federal Supply Class 5940 (Lugs, Terminals, and Terminal Strips) of the Electrical and Electronic Equipment Components group. The manufacturer of record is Lta/d-Cemco Inc Dba D-Cemco. Government technical data includes 22 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5940-01-012-0743 |
| Primary Part Number | 1257-1-11.2 BLUE |
| Item Name | Terminal,stud |
| FSC / FSG | 5940 / 59 — Lugs, Terminals, and Terminal Strips |
| Manufacturer | Lta/d-Cemco Inc Dba D-Cemco |
| Status | ACTIVE |
| Identification Code Color | BLUE |
| Surface Treatment Document and Classification | QQ-P-416,TY2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE MOUNTING FACILITY SINGLE LAYER |
| Surface Treatment Document and Classification | MIL-F-14072 MIL SPEC SINGLE TREATMENT RESPONSE CONDUCTOR ACCOMMODATION SINGLE LAYER |
| Width Across Flats | 0.250 INCHES IN |
| Precious Material | SILVER |
| Largest Diameter | 0.093 INCHES SINGLE END IN |
| Precious Material and Weight | 0.040 SILVER GRAINS, TROY |
| Thread Length | 0.219 INCHES IN |
| Basic Shape Style | NONTUBULAR, HEX |
| Mounting Method Style | TAPPED HOLE |
| Electrical Insulation Feature | STANDOFF INSULATION |
| Terminal Length | 0.219 INCHES IN |
| Dry Flashover Voltage Rating in Volts | 6000.0 |
| Conductor Accommodation Type | DOUBLE TURRET SINGLE END |
| Surface Treatment | SILVER CONDUCTOR ACCOMMODATION SINGLE LAYER |
| Surface Treatment | CADMIUM MOUNTING FACILITY SINGLE LAYER |
| Precious Material and Location | OUTER SURFACE CONDUCTOR ACCOMMODATION SILVER |
| Mounting Thread Diameter | 0.138 INCHES IN |
| Turret Minor Diameter | 0.047 INCHES SINGLE END IN |
| Material | COPPER ALLOY 360 OVERALL EXCEPT INSULATION |
| Material | PLASTIC DIALLYL PHTHALATE INSULATION |
| Mounting Thread Series | UNIFIED NATIONAL COARSE (UNC) |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 1257-1-11.2 BLUE PRIMARY | Lta/d-Cemco Inc Dba D-Cemco (USA) |
| DL6-3449-74C-SP-CI | Staffall, Inc. Dba Staffall Inc (USA) |
| Reference | Meaning |
|---|---|
| 572-4833-01-05-16 | C/1 Advisory reference — outside the item-of-supply concept Interconnection Products Inc |
| 572-4833-01-01-16 | 5/9 Secondary reference Interconnection Products Inc |
| 4833-1-01-16 | 5/9 Secondary reference Interconnection Products Inc |
NSN 5940-01-012-0743 is a Terminal,stud, manufactured by Lta/d-Cemco Inc Dba D-Cemco, classified under FSC 5940, Lugs, Terminals, and Terminal Strips. Status: active.
NSN 5940-01-012-0743 has 2 manufacturer part numbers on file: 1257-1-11.2 BLUE (Lta/d-Cemco Inc Dba D-Cemco), DL6-3449-74C-SP-CI (Staffall, Inc. Dba Staffall Inc).
Key specifications for 1257-1-11.2 BLUE: Identification Code Color: BLUE; Surface Treatment Document and Classification: QQ-P-416,TY2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE MOUNTING FACILITY SINGLE LAYER; Surface Treatment Document and Classification: MIL-F-14072 MIL SPEC SINGLE TREATMENT RESPONSE CONDUCTOR ACCOMMODATION SINGLE LAYER; Width Across Flats: 0.250 INCHES IN. 22 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.